576 to 600 of 1,330 Permanent Senior Software Engineer Jobs

Senior Software Engineer II

Location
Oxford, England, United Kingdom
capabilities that support researchers, reviewers, and editors throughout the submission and peer review journey, helping improve the overall scientific publishing experience. Join our Software Engineering Team Our dynamic Agile Teams deliver the technology which facilitates researchers bringing their work to the world via trusted journals through peer-review. About … Role As a Senior Software Engineer, you will build capabilities to support scientific researchers through the process of submitting the research for publication and undertaking peer-reviews others work. We are continually evolving our technology in response to researchers’ needs and to the ever-changing technical landscape ...

Senior Software Engineer, AeroParker

Location
Stockport, England, United Kingdom
coming; it’s here, and we need builders, innovators, and problem solvers to help us create it. Who you are Metropolis is seeking a Senior Software Engineer to join our AeroParker application development team to help drive our next phase of global growth. As a member … What we’re looking for MS or BS in Computer Science or equivalent work experience with strong fundamental computer science skills 7+ years of software engineering experience, featuring advanced level knowledge of Scala, Java, or related languages Demonstrate a proven track record of designing and delivering large-scale distributed ...

Senior Software Engineer II, Events - ThousandEyes

Location
City Of London, England, United Kingdom
deploy at scale while also delivering AI-powered assurance insights within Cisco's leading Networking, Security, Collaboration, and Observability portfolios. Your Impact As a Senior Software Engineer you will: Design, build, test, and operate near real time data streaming-based (Spark/Flink) solutions for some … discussions and help evolve the architecture of our AI development platform. Improve engineering processes, documentation, and operational practices across the team. Minimum Qualifications Professional software development experience using Java within a production environment. Experience across the full lifecycle (designing, building, testing, and operating) of real-time data processing pipelines ...

Senior Software Engineer II, Events - ThousandEyes

Location
Greater London, England, United Kingdom
deploy at scale while also delivering AI-powered assurance insights within Cisco’s leading Networking, Security, Collaboration, and Observability portfolios. Your Impact As a Senior Software Engineer you will: Design, build, test, and operate near real time data streaming-based (Spark/Flink) solutions for some … discussions and help evolve the architecture of our AI development platform. Improve engineering processes, documentation, and operational practices across the team. Minimum Qualifications Professional software development experience using Java within a production environment. Experience across the full lifecycle (designing, building, testing, and operating) of real-time data processing pipelines ...

Senior Software Engineer Lead

Hiring Organisation
Unlikely AI
Location
London, England, United Kingdom
that are accurate, auditable, and suitable for high-trust, high-stakes applications – where precision, traceability, and compliance are essential.The RoleWe're looking for a Senior Software Engineer to be the Tech Lead for Uncheck, our accounting disclosure product, and lead its planning and delivery as it scales … enterprise scale, and we are expanding it into new regions and markets.This role is ideal for someone who enjoys leading the delivery of software as much as building it, and takes pride in delivering what has been promised. You'll work on planning and building a product that customers ...

Senior Software Engineer - Quantum Hardware Controllers

Location
Oxford, England, United Kingdom
IonQ, Inc. is hiring a Senior Software Engineer for the non-realtime controllers team in Oxford. You will own hardware control surface areas end to end, from device protocol to reliable fleet services. The role is hands-on and collaborative with software, systems, and quantum scientists ...

Senior Software Engineer II

Hiring Organisation
Elsevier
Location
Oxfordshire, United Kingdom
Employment Type
Full Time
capabilities that support researchers, reviewers, and editors throughout the submission and peer review journey, helping improve the overall scientific publishing experience. Join our Software Engineering Team Our dynamic Agile Teams deliver the technology which facilitates researchers bringing their work to the world via trusted journals through peer-review. About … Role: As a Senior Software Engineer, you will build capabilities to support scientific researchers through the process of submitting the research for publication and undertaking peer-reviews others work. We are continually evolving our technology in response to researchers' needs and to the ever-changing technical landscape ...

Senior Software Engineer Lead

Location
Greater London, England, United Kingdom
accurate, auditable, and suitable for high-trust, high-stakes applications - where precision, traceability, and compliance are essential. The Role We're looking for a Senior Software Engineer to be the Tech Lead for Uncheck, our accounting disclosure product, and lead its planning and delivery as it scales … enterprise scale, and we are expanding it into new regions and markets. This role is ideal for someone who enjoys leading the delivery of software as much as building it, and takes pride in delivering what has been promised. You'll work on planning and building a product that ...

Senior Software Engineer - Cloud-Native AI & Mentoring

Location
Basingstoke, England, United Kingdom
Unum UK is seeking a Senior Software Engineer to join an Agile team and drive architecture-aligned delivery across our application portfolio. You will mentor junior engineers, contribute to design decisions, and champion cloud-based, scalable solutions. You will work on features end-to-end, collaborating with ...

Senior Software Engineer

Location
Greater London, England, United Kingdom
David A. Steinberg and John Sculley and is headquartered in New York City with offices around the world. The Role As a Senior Software Engineer you will provide technical leadership to the group responsible for architecting, developing, and owning the Addressability part of the Zeta Marketing Platform. … projects Participating in on‐call rotation (be available by phone or email in case something goes wrong) Desired Characteristics Minimum 4 years of software engineering experience Undergraduate degree in Computer Science (or related field) with English primary instruction (strongly desired) 2+ years of experience/fluency in Scala/ ...

Senior Software Engineer (up to 12 months fixed term contract)

Location
Hereford, England, United Kingdom
payment and financial services arena. We have also successfully diversified into a number of other sectors. We now have a fantastic opportunity for Senior Software Engineer to join our Research and Development team on a fixed term basis. Within this role you will: Assist in the requirements … gathering process to help ensure requirements contain enough information and fact to support design, development and implementation. Participate in ‘Agile’ development team to develop software designs and specifications based on system level requirements and in accordance with defined development procedures. Actively participate in sprint and release planning, daily stand ...

Senior Software Engineer, AI Harness Quality & Performance

Location
Greater London, England, United Kingdom
Goodnotes is seeking a Senior Software Engineer to join our AI-native Paddington product line in London. You will work directly with the founder and a small team, owning the full software cycle from design to operation. You will ship changes with a squad and craft ...

Senior Software Engineer - Lead Cloud & Microservices

Location
Oxford, England, United Kingdom
Aurora Energy Research Limited in Oxford, UK, is seeking a Senior Software Engineer to turn product ideas into robust cloud-based solutions for the energy transition. You will work on microservices using TypeScript/ExpressJS/AWS Lambdas and React, delivering customer-facing software from design ...

Senior Software Engineer, Git Systems (Remote UK)

Location
United Kingdom
GitHub is seeking a Senior Software Engineer to join the Git Systems Engineering team. You will design and ship highly scalable services for the GitHub code-hosting platform, focusing on performance, availability, and maintainability. The role involves cross-team collaboration and advancement of AI-driven software ...

UI Platform Lead - Senior Software Engineer (AI-native)

Location
Glasgow, Scotland, United Kingdom
Barclays is looking for a Senior Software Engineer - UI Platform Lead in Glasgow to shape and deliver a reusable UI platform. You will drive token-architectures, tooling, and platform integrations across Barclays digital experiences, leading architectural and engineering excellence. The role requires deep experience with React/ ...

Senior Software Engineer, Physical AI & Distributed Systems

Location
Greater London, England, United Kingdom
CoreWeave is seeking a Senior Software Engineer to help build and scale our AI platform. You will write production-grade Python, contribute to a distributed architecture, and enable rapid deployment of AI products and MCP server integrations. You’ll own backend services, drive reliability, and collaborate with ...

Senior Software Engineer - Python | Hybrid AI Cybersecurity

Location
United Kingdom
Darktrace is seeking a Senior Software Engineer to own the prototyping and development of innovative ideas, balancing creativity with practical delivery. You’ll work with a cross-functional team across engineering, design, project coordination and technical strategy to scale Darktrace’s services. This hybrid role requires attendance ...

Senior Software Engineer, Trust & Safety & Incident Leader

Location
City Of London, England, United Kingdom
Checkatrade is hiring a Senior Software Engineer in Trust & Safety to own verification, reviews flow, and content moderation systems. You’ll lead incident responses, design robust event-driven workflows, and partner with vetting teams to uphold trust at scale. Expect strong TypeScript, Node.js, and full-stack capabilities ...

Senior Software Engineer — VA Healthcare AI Platform

Location
Witney, England, United Kingdom
Abridge is seeking a Senior Software Engineer to join our VA pod, delivering AI-powered clinical documentation tools for U.S. Veterans Affairs. You’ll build and support web applications and backend services using TypeScript, React, and Google Cloud, ensuring security and scalability for federal deployment. ...

Senior Software Engineer, System Orchestration (Hybrid)

Location
Oxford, England, United Kingdom
IonQ in Oxford is seeking a highly technical Senior Software Engineer to join the System Orchestration team in System Software. You will build and operate the software that calibrates quantum systems, schedules programs and manages hardware access across the fleet. This hands-on role emphasizes stateful ...

Senior Software Engineer - Java/Python, Agile, Linux

Location
England, United Kingdom
Thales Maritime Mission Systems in Manchester is seeking a Senior Software Engineer to design, implement and test advanced sonar and mission systems software. You will work on real-time components and collaborate with UK and international teams. The role requires experience with Java and Python in Linux … Agile development, and the ability to derive and manage SW requirements while delivering robust, scalable software on defence projects. #J-18808-Ljbffr ...

Senior Software Engineer

Location
United Kingdom
diverse, international team with offices in London, Atlanta, New York and Cape Town, alongside colleagues working remotely across the globe. Open roles Senior Software Engineer LONDON Build and enhance Artlogic’s software platform, delivering high-quality, scalable solutions while contributing to technical decisions, engineering best practices ...

Senior Software Engineer, Non-Realtime Controllers

Location
Oxford, England, United Kingdom
powerful, accurate and reliable quantum systems to tackle problems that today's supercomputers cannot solve. We're looking for an enthusiastic and highly technical Senior Software Engineer for our non-realtime controllers team who will thrive in our dynamic cross-disciplinary environment. You will be working closely … with our skilled software engineers, our systems teams who operate the physical quantum computers, and our world-leading quantum scientists to build and operate the software that controls the hardware surrounding our quantum computers. Previous exposure to quantum systems is not required. You will own areas ...

AI-First Senior Software Engineer (Node/TypeScript) – UK Remote

Location
Hemel Hempstead, England, United Kingdom
Haven is seeking a Senior Software Engineer to craft AI-powered experiences for millions of holidaymakers. You’ll work end-to-end on scalable web applications in a cloud-first setup and ship resilient software with Claude-based tooling. This UK remote role offers occasional travel ...

Senior Software Engineer - Build Scalable, Trusted Systems

Location
Watford, England, United Kingdom
seeking a Senior Software Engineer in Watford to own complex backlog tickets, deliver high-quality code, and uphold engineering standards. You will collaborate across the Signalling Engineering team, guiding design, testing and operations of software and tools. You will mentor peers, participate in peer reviews, support ...